Home / 8,240.91-12,363.39-2,397.57

Finding the Fourth Proportional to 8,240.91, 12,363.39 and 2,397.57

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Solution

The fourth proportional to 8,240.91, 12,363.39 and 2,397.57 is: 3,596.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,240.91 : 12,363.39 = 2,397.57 : x
  2. Step 2: Convert to fraction form
    8,240.91/12,363.39 = 2,397.57/x
  3. Step 3: Cross multiply
    8,240.91x = 12,363.39 × 2,397.57
  4. Step 4: Simplify right side
    8,240.91x = 29,642,092.96
  5. Step 5: Solve for x
    x = 29,642,092.96/8,240.91
  6. Step 6: Final answer
    x = 3,596.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.